Patents by Inventor Qingping Yin
Qingping Yin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10956700Abstract: The disclosure relates to a display device including: an organic light-emitting diode display panel, a fingerprint recognition layer located below the organic light-emitting diode display panel, and a light filtering layer located between the organic light-emitting diode display panel and the fingerprint recognition layer, where the light filtering layer is configured to filter out light rays with an incidence angle greater than a filter angle among light rays carrying fingerprint line information, and to transmit light rays with an incidence angle smaller than or equal to the filter angle, where the incidence angle is the angle between the light rays carrying fingerprint line information, and the direction perpendicular to the fingerprint recognition layer.Type: GrantFiled: July 23, 2019Date of Patent: March 23, 2021Assignees: Beijing BOE Display Tchnology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ying Zhao, Shipei Li, Qingping Yin, Tao Li, Huili Wu, Chunming Cui, Zihao Zhao, Jie Jin, Weimeng Zhang
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Patent number: 10948634Abstract: A prism sheet includes a prism substrate having at least one cavity therein and a plurality of prism microstructures arranged on a light exit surface of the prism substrate.Type: GrantFiled: November 28, 2018Date of Patent: March 16, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tao Li, Zhuhua Nie, Qingping Yin, Qian Wang, Jianan Wang, Site Cai
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Patent number: 10939213Abstract: A backlight assembly, a method for manufacturing the same and a display device are provided. The backlight assembly includes: a light guide plate having a first surface and a second surface opposite to each other, a reflective layer at a position adjacent to the first surface of the light guide plate, and a piezoelectric unit on a surface of the reflective layer distal to the light guide plate. The piezoelectric unit is configured to undergo deformation in a direction close to the first surface and in a direction away from the first surface according to an audio voltage applied to the piezoelectric unit, and drive the reflective layer to undergo deformation to emit a sound.Type: GrantFiled: March 1, 2019Date of Patent: March 2, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qingping Yin, Qian Wang, Jianan Wang, Tao Li
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Patent number: 10788618Abstract: The present disclosure relates to a backlight module as well as a display panel and an electronic device comprising the same. The backlight module includes: a light guide plate; a first low refractive plating layer; a diffusion plating layer; a high refractive plating layer; a second low refractive plating layer; a Bragg reflective plating layer; and a light source. Further, in the backlight module, refractive indexes of the first low refractive plating layer and the second low refractive plating layer are lower than that of the light guide plate, and a refractive index of the high refractive plating layer is higher than that of the light guide plate.Type: GrantFiled: September 21, 2017Date of Patent: September 29, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xuerong Wang, Caizheng Zhang, Junjie Ma, Jianan Wang, Qingping Yin, Lu Yu
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Publication number: 20200260191Abstract: A backlight assembly, a method for manufacturing the same and a display device are provided. The backlight assembly includes: a light guide plate having a first surface and a second surface opposite to each other, a reflective layer at a position adjacent to the first surface of the light guide plate, and a piezoelectric unit on a surface of the reflective layer distal to the light guide plate. The piezoelectric unit is configured to undergo deformation in a direction close to the first surface and in a direction away from the first surface according to an audio voltage applied to the piezoelectric unit, and drive the reflective layer to undergo deformation to emit a sound.Type: ApplicationFiled: March 1, 2019Publication date: August 13, 2020Inventors: Qingping YIN, Qian WANG, Jianan WANG, Tao LI
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Publication number: 20200241178Abstract: A prism sheet includes a prism substrate having at least one cavity therein and a plurality of prism microstructures arranged on a light exit surface of the prism substrate.Type: ApplicationFiled: November 28, 2018Publication date: July 30, 2020Inventors: Tao LI, Zhuhua NIE, Qingping YIN, Qian WANG, Jianan WANG, Site CAI
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Publication number: 20200241194Abstract: The present disclosure relates to a backlight module as well as a display panel and an electronic device comprising the same. The backlight module includes: a light guide plate; a first low refractive plating layer; a diffusion plating layer; a high refractive plating layer; a second low refractive plating layer; a Bragg reflective plating layer; and a light source. Further, in the backlight module, refractive indexes of the first low refractive plating layer and the second low refractive plating layer are lower than that of the light guide plate, and a refractive index of the high refractive plating layer is higher than that of the light guide plate.Type: ApplicationFiled: September 21, 2017Publication date: July 30, 2020Inventors: Xuerong WANG, Caizheng ZHANG, Junjie MA, Jianan WANG, Qingping YIN, Lu YU
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Publication number: 20200210672Abstract: The disclosure relates to a display device including: an organic light-emitting diode display panel, a fingerprint recognition layer located below the organic light-emitting diode display panel, and a light filtering layer located between the organic light-emitting diode display panel and the fingerprint recognition layer, where the light filtering layer is configured to filter out light rays with an incidence angle greater than a filter angle among light rays carrying fingerprint line information, and to transmit light rays with an incidence angle smaller than or equal to the filter angle, where the incidence angle is the angle between the light rays carrying fingerprint line information, and the direction perpendicular to the fingerprint recognition layer.Type: ApplicationFiled: July 23, 2019Publication date: July 2, 2020Inventors: Ying ZHAO, Shipei LI, Qingping YIN, Tao LI, Huili WU, Chunming CUI, Zihao ZHAO, Jie JIN, Weimeng ZHANG
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Patent number: 10018769Abstract: The present disclosure relates to a field of display technology and discloses a light guide plate and a method of producing the same. The light guide plate includes a body having a surface which forms an incident surface, an exit surface and a slope, wherein the incident surface is perpendicular to the exit surface, and the incident surface and the exit surface are connected by the slope, wherein in a direction perpendicular to the incident surface and from the incident surface towards the exit surface, thickness of location of the light guide plate where the slope is formed is gradually reduced, and wherein the slope is provided with a light guide component for guiding the light that is emitted towards the slope towards an area inside the light guide plate that corresponds to the exit surface.Type: GrantFiled: August 31, 2016Date of Patent: July 10, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Qingping Yin, Ruijun Dong, Tingting Zhao, Caizheng Zhang, Hai Kang, Xuerong Wang
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Publication number: 20180107047Abstract: An adhesive tape and a fabricating method thereof, and a display device are provided. The adhesive tape includes a first release film, a first bonding layer, a base layer, a second bonding layer and a second release film stacked stacked on each other. A plurality of recesses are disposed in a surface of the first release film facing the first bonding layer and the first bonding layer includes a plurality of protrusions to fit into the plurality of recesses. The adhesive tape is used to bond the backlight module and the display panel of a display device together.Type: ApplicationFiled: September 28, 2016Publication date: April 19, 2018Applicants: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Qingping Yin, Haiwei Sun, Tingting Zhao, Caizheng Zhang, Xuerong Wang
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Publication number: 20170285250Abstract: The present disclosure relates to a field of display technology and discloses a light guide plate and a method of producing the same. The light guide plate includes a body having a surface which forms an incident surface, an exit surface and a slope, wherein the incident surface is perpendicular to the exit surface, and the incident surface and the exit surface are connected by the slope, wherein in a direction perpendicular to the incident surface and from the incident surface towards the exit surface, thickness of location of the light guide plate where the slope is formed is gradually reduced, and wherein the slope is provided with a light guide component for guiding the light that is emitted towards the slope towards an area inside the light guide plate that corresponds to the exit surface.Type: ApplicationFiled: August 31, 2016Publication date: October 5, 2017Inventors: Qingping Yin, Ruijun Dong, Tingting Zhao, Caizheng Zhang, Hai Kang, Xuerong Wang